Question
Can virtual image be formed on the retina in a seeing process?
✓
Answer
The retina acts as a screen; only real images can be obtained on the screen. In case of people having eye defects, the spectacles form the virtual image of the object and the eye lens form the real and inverted image on the retina.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
The angles of dip at two places located on the earth are 0° and 90° respectively. Where are the places located?
A block of mass 250g slides down an incline of inclination 37° with a uniform speed. Find the work done against the friction as the block slides through 1.0m.
What is the reason, why the diameter of the objective of a telescope should be large for a good resolution?
The eyepiece of an astronomical telescope has a focal length of $10\ cm.$ The telescope is focused for normal vision of distant objects when the tube length is $1.0m.$ Find the focal length of the objective and the magnifying power of the telescope.
→A simple microscope using a single lens often shows coloured image of a white source. Why?
Find the flux of the electric field through a spherical surface of radius $R$ due to a charge of $10^{-7}C$ at the centre and another equal charge at a point $2R$ away from the centre.
→Draw the output waveform across the resistor (Fig).
A particle executes simple harmonic motion with an amplitude of 10cm. At what distance from the mean position are the kinetic and potential energies equal?
Calculate the current through the circuit and the potential difference across the diode shown in figure. The drift current for the diode is $20\mu\text{A}.$
→State two properties of electromagnetic waves. How can we show that em waves carry momentum?